#423C7F

#423C7F

Color Values

HEX

#423C7F

RGB

66, 60, 127

HSL

245.4, 35.8%, 36.7%

HSV

245.4, 52.8%, 49.8%

CMYK

48.0%, 52.8%, 0.0%, 50.2%

OKLCH

0.3984 0.1094 284.3

Properties

Cool Dark Nearest: darkslateblue

Color Harmonies

Complementary

#423C7F

#797F3C

Analogous

#3C587F

#643C7F

#423C7F

Triadic

#423C7F

#7F423C

#3C7F42

Split Complementary

#423C7F

#7F643C

#587F3C

Tetradic

#423C7F

#7F3C58

#797F3C

#3C7F64

Color Blindness Simulation

Original

#423C7F

Protanopia

#3F3F6F

Deuteranopia

#40406B

Tritanopia

#42625F

Achromatopsia

#424242

CSS Usage

background-color: #423C7F;
color: #423C7F;
border-color: #423C7F;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E9E8F3
200
#D1CFE8
300
#B0ACD8
400
#857FC2
500
#5A52AD
600
#48418B
700
#3A346F
800
#2D2957
900
#242140
950
#171528

Contrast Checker

Text on white

9.61:1

AA Pass AAA Pass

Text on black

2.18:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026